#-*- coding: utf-8 -*-

# 沒有回傳值得函式
def func():
	a = 2
	b = 3

# 也是沒有回傳值得函式，回傳None	
def NoReturnFunc():
	a = 3
	c = 5
	return None
	
var = func()
print "The result of func() is: " + str( var )

result = NoReturnFunc()
print "The result of NoReturnFunc() is: " + str( result )